Question

In the figure, PQ is a tangent to a circle with center 0. If ZOAB = 30°, find ZABP and ZAOB.
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Answer 1

Answer:

In this figure

AO is congruent to OB......(radii of same circle)

hence triangle AOB is isosceles triangle

and base angles of isosceles triangle is 45 degree

then how angle OAB is 35 degree